package com.hzit.service;

import com.hzit.entity.Student;

import java.io.IOException;
import java.util.List;

public interface StudentService {
	List<Student> findAll() throws IOException;

	Student findById(Integer sid) throws IOException;

	void add(Student student) throws IOException;

	void update(Student student) throws IOException;

	void delete(Integer sid) throws IOException;
}
